大约有 30,000 项符合查询结果（耗时：0.0529秒） [XML]
Get java.nio.file.Path object from java.io.File
...t. In addition, the toFile method is useful to
construct a File from the String representation of a Path.
(emphasis mine)
So, for toFile:
Returns a File object representing this path.
And toPath:
Returns a java.nio.file.Path object constructed from the this abstract path.
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Print list without brackets in a single row
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If some elements in names aren't strings, use print(', '.join(map(str,name))) instead.
– Anonymous
Dec 1 '19 at 9:43
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Notification when a file changes?
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You can use the FileSystemWatcher class.
public void CreateFileWatcher(string path)
{
// Create a new FileSystemWatcher and set its properties.
FileSystemWatcher watcher = new FileSystemWatcher();
watcher.Path = path;
/* Watch for changes in LastAccess and LastWrite times, and
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Content Security Policy “data” not working for base64 Images in Chrome 28
...z'/></svg>
get a utf8 to base64 convertor and convert the "svg" string to:
PHN2ZyB4bWxucz0naHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmcnIHZpZXdCb3g9JzAgMCA0IDUn
PjxwYXRoIGZpbGw9JyMzNDNhNDAnIGQ9J00yIDBMMCAyaDR6bTAgNUwwIDNoNHonLz48L3N2Zz4=
and the CSP is
img-src data: image/svg+xml;base64,PHN2Z...
Split a string at uppercase letters
What is the pythonic way to split a string before the occurrences of a given set of characters?
16 Answers
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Rails 4 LIKE query - ActiveRecord adds quotes
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Your placeholder is replaced by a string and you're not handling it right.
Replace
"name LIKE '%?%' OR postal_code LIKE '%?%'", search, search
with
"name LIKE ? OR postal_code LIKE ?", "%#{search}%", "%#{search}%"
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What is the difference between indexOf() and search()?
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Also, search will evaluate a string into a regex even if you don't want to.
– cregox
Jul 13 '16 at 15:59
28
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Get User's Current Location / Coordinates
...list file
<key>NSLocationWhenInUseUsageDescription</key>
<string>Description</string>
<key>NSLocationAlwaysAndWhenInUseUsageDescription</key>
<string>Description</string>
<key>NSLocationAlwaysUsageDescription</key>
<string>Descrip...
Static Initialization Blocks
...System.out.println("Non-static block");
}
public static void main(String[] args) {
Test t = new Test();
Test t2 = new Test();
}
}
This prints:
Static
Non-static block
Non-static block
share
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Why is Java's SimpleDateFormat not thread-safe? [duplicate]
... }
};
}
public SimpleDateFormatThreadSafe(final String pattern) {
super(pattern);
localSimpleDateFormat = new ThreadLocal<SimpleDateFormat>() {
protected SimpleDateFormat initialValue() {
return new SimpleDateFormat(pattern...